A thin copper rod 1.0 m long has a mass of 0.050 kg and is in a magnetic field of 0.10 t. What minimum current in the rod is nee ded in order for the magnetic force to balance the weight of the rod?
1 answer:
Answer:
Explanation:
Force on a current carrying rod due to magnetic field is given as
here we know that
current in the rod
now magnetic force is balanced by the weight of the rod
so we will have
You might be interested in
<u>Answer </u>:
Effort is the unaltered force. Load is the altered force.
It is b! the lithosphere is the crust and upper mantle
When you pull a magnet off a refrigerator door, the potential energy increases because the farther the two charged objects move apart, the more charge they get.
You use less energy to provide the same service.